The latest rumor is that Apple may be working on a CDMA version of iPhone to go after the market currently not able to be addressed with the GSM/3G iPhone. However, don’t expect to see iPhone in Verizon or Sprint store anytime soon. AT&T had signed 5 year exclusivity in the US market so it’s highly unlikedly that even if Apple releases CDMA version of the iPhone, they will be sold in the US. However, South Korea and Japan could see the new iPhone on their stores.